Home / 1,341,948,967,331.40-2,013,206,154,047.80-435,315,983,272.26

Finding the Fourth Proportional to 1,341,948,967,331.40, 2,013,206,154,047.80 and 435,315,983,272.26

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Solution

The fourth proportional to 1,341,948,967,331.40, 2,013,206,154,047.80 and 435,315,983,272.26 is: 653,065,681,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,948,967,331.40 : 2,013,206,154,047.80 = 435,315,983,272.26 : x
  2. Step 2: Convert to fraction form
    1,341,948,967,331.40/2,013,206,154,047.80 = 435,315,983,272.26/x
  3. Step 3: Cross multiply
    1,341,948,967,331.40x = 2,013,206,154,047.80 × 435,315,983,272.26
  4. Step 4: Simplify right side
    1,341,948,967,331.40x = 876,380,816,479,082,988,437,504
  5. Step 5: Solve for x
    x = 876,380,816,479,082,988,437,504/1,341,948,967,331.40
  6. Step 6: Final answer
    x = 653,065,681,194.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.